# US 11,999,156 B2 · Climate chamber with thermally insulating sandwich-structured laminate > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,999,156 B2 - Document ID: US11999156B2 - Status: Granted - Kind: B2 - Application number: 18/075,813 - Filed: 2022-12-06 - Published: 2023-03-30 - Granted: 2024-06-04 - Earliest claimed: 2019-10-25 - Assignees: Binder GmbH - Applicants: Binder GmbH - Inventors: Hartmut Winkler; Nina Seligmann; Mario Husseck; Jan Moll - Web page: https://patentgrep.com/patent/US11999156B2 ## CPC - B32B 5/18: characterised by features of a layer {of} foamed material - B32B 5/32: {at least two} layers being foamed {and next to each other} - B01L 1/025: {Environmental chambers} - B01L 7/00: Heating or cooling apparatus (autoclaves B01J3/04); Heat insulating devices - B29C 44/06: Making multilayered articles {(B29C44/0407 - B29C44/0492 take precedence)} - B29C 44/18: Filling preformed cavities {(B29C44/1204 takes precedence)} - B32B 7/027: Thermal properties - B32B 7/12: using interposed adhesives or interposed materials with bonding properties - B32B 15/046: {of foam} - B32B 15/095: comprising polyurethanes - B32B 15/18: comprising iron or steel {(B32B15/011, B32B15/012 and B32B15/013 take precedence)} - B32B 27/40: comprising polyurethanes - B01L 2200/12: Specific details about manufacturing devices - B32B 2250/04: 4 layers - B32B 2266/0278: Polyurethane - B32B 2307/304: Insulating - B32B 2307/50: having particular mechanical properties - B32B 2307/732: Dimensional properties - B32B 2439/40: Closed containers - G01N 17/002: {Test chambers} - Y02A 40/25: Greenhouse technology, e.g. cooling systems therefor - B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM - B01L: CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE - B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00) - G01N: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (measuring or testing apparatus or processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q) - Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE ## Abstract A method for the development of a thermally insulating sandwich-structured laminate, such as a sandwich-structured laminate of a housing of a climate chamber for the high temperature range, with an internal wall and an external wall, can include the method steps: providing the internal wall, adhering at least one high temperature stable insulation panel onto the internal wall, positioning the external wall with respect to the internal wall such that between the internal wall and the external wall the at least one high temperature stable insulation panel and a hollow volume are developed. The method can further include filling the hollow volume with a PUR foam for the formation of a second rigid foam layer connecting the at least one high temperature stable insulation panel and the external wall. ## Claims ### Claim 1 A high temperature range climate chamber, comprising: a housing having a closeable interior volume, wherein the housing is formed of a sandwich-structured laminate, wherein the sandwich-structured laminate comprises: an internal wall facing the interior volume; an external wall; a high temperature stable insulation panel of a first rigid foam layer, wherein the high temperature stable insulation panel is located on a side of the internal wall facing away from the interior volume; an adhesive layer that connects the high temperature stable insulation panel to the internal wall; a second rigid foam layer of PUR foam; an interstitial joint disposed between two adjacent high temperature stable insulation panels, wherein the interstitial joint is at least partially filled with a temperature stable adhesive or is sealed, on a side facing the external wall, with a temperature stable adhesive tape; wherein the high temperature stable insulation panel is connected with the external wall by the second rigid foam layer; wherein the climate chamber maintains the interior volume at a high temperature range between 120° C. and 350° C. ### Claim 2 (depends on 1) The climate chamber as in claim 1, wherein the adhesive layer is formed of a temperature stable 2K adhesive. ### Claim 3 (depends on 1) The climate chamber as in claim 1, wherein the high temperature stable insulation panel is formed of a fully cured rigid foam, with a temperature stability of more than 120° C. ### Claim 4 (depends on 1) The climate chamber as in claim 1, wherein the first rigid foam layer, the second rigid foam layer, or both the first and second rigid foam layers, are polyisocyanurate (PIR). ### Claim 5 (depends on 1) The climate chamber as in claim 1, wherein the internal wall and/or the external wall is steel or formed of steel. ### Claim 6 (depends on 1) The climate chamber as in claim 1, wherein the second rigid foam layer has a layer thickness of at least 20 mm and not more than 300 mm. ### Claim 7 (depends on 4) The climate chamber as in claim 4, wherein the high temperature stable insulation panel is connected with the external wall by a 2K PUR foam. ### Claim 8 A high temperature range climate chamber, comprising: a housing having a closeable interior volume, wherein the housing is formed of a sandwich-structured laminate, wherein the sandwich-structured laminate comprises: an internal wall facing the interior volume; an external wall; a high temperature stable insulation panel of a first rigid foam layer, wherein the high temperature stable insulation panel is located on a side of the internal wall facing away from the interior volume; an adhesive layer that connects the high temperature stable insulation panel to the internal wall; a second rigid foam layer of PUR foam; wherein the high temperature stable insulation panel is connected with the external wall by the second rigid foam layer; and wherein the climate chamber maintains the interior volume at a high temperature range between 120° C. and 350° C.